# name : bpower (nomal approx) power And Sample Size For Two-Sample Binomial Test
# key : Hmisc.bpower.bin.prop.power
# key : bpower
# contributor: Shuguang Sun
# --
Hmisc::bpower(${1:p1}, ${2:$$(yas-choose-value '("p2" "odds.ratio" "percent.reduction"))}, ${3:$$(yas-choose-value '("n" "n1, n2"))}, alpha = ${4:.05})